In other words, the file size of an M4A file is relatively smaller than in many other formats. File SizeĪs mentioned above, the audio content of the M4A file is often decoded by AAC compression. On the other hand, although the WAV format is created by Microsoft and IBM, you can also open it with the QuickTime Media Player on your Mac. designs M4A, sometimes it may not be compatible with some Windows devices or apps, such as Windows Media Player. This part will take some of those features as examples and show you the distinctions clearly.Īs Apple Inc. Generally speaking, the size of WAV audio can be about 10 MB per minute.īoth those two formats are excellent choices for storing your audio files, but some features differentiate them from each other. As the audio content in this container is uncompressed, WAV files will take up larger storage space than files in other formats, such as M4A. This audio format is one of the standard PC audio formats for storing lossless audio content. WAV is also known as Waveform Audio File Format, and it's an audio container created by Microsoft and IBM. Although this format is beneficial, the compatibility issue is what you can't ignore when choosing the audio format. The audio content in an M4A file is usually encoded with AAC compression, which helps in reducing the file size and saves your device's storage space. If you download audio from the Apple iTunes Store, the file you get is very likely with the .m4a extension. designed this audio format for its hardware and software, such as iTunes, iPad, and iPhone. What are the differences between them? How to make a choice between those containers? Keep reading, and those answers will be offered in the following parts. Both formats are popular for containing audio files, but some characteristics distinguish them from each other. The same thing can also happen when choosing from other formats, such as M4A vs. For instance, it's a good choice to choose FLAC as the audio format when you want to keep the lossless audio quality, but it's may not be suitable to choose FLAC as the container when you need to use the audio file on a website since the file size of FLAC is too large. Sometimes you may need to save your audio files in different formats and make them suitable for different purposes.
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